.btn_add {
    background-image: url( ../images/default/toolbar/btn_create.gif ) !important;
}
.btn_edit {
    background-image: url( ../images/default/toolbar/btn_edit.gif ) !important;
}
.btn_del {
    background-image: url( ../images/default/toolbar/btn_delete.gif ) !important;
}
.btn_select {
    background-image: url( ../images/accept.png ) !important;
}
.btn_cancel {
    background-image: url( ../images/default/tree/drop-no.gif ) !important;
}
.user-add {
    background-image: url( ../images/user_add.gif ) !important;
}
.user-delete {
    background-image: url( ../images/user_delete.gif ) !important;
}